Jb-t 7218-2004 cartridge type pressurized liquid filter element
　　Paper filter element for oil filter of internal combustion engine
　　GBT 20080-2006 hydraulic filter element
　　Wire wound filter element for magnetic pulp filtration
　　HY/T 055-2001 folding cylindrical microporous film filter element
　　JB/T 10910-2008 oil and gas separation filter element for general purpose
　　JB/T 7218-1994 cartridge type pressure filter element
　　Paper filter element of air filter for internal combustion engine
　　This paper is sorted out by dongguan oneness filtration technology co., LTD